'Unroofing' a Rare Toddler Rash
Healthy Baby Practical advice for treating newborns and toddlers. ‘Unroofing’ a Rare Toddler Rash Stan L. Block, MD, FAAP CASE SCENARIOS Case #1 24-month-old male presents with a history of a 2-day rash A that his mother claims are “bug bites,” obtained when he was in the yard the evening before. He has been scratch- ing at the lesions, which are limited to his right arm (see Figure 1). He has had a “low-grade fever,” mild rhinorrhea, and a cough for a week but has been well otherwise. Earlier in the week, his sibling had a fever and sore throat, which had been diagnosed as herpan- gina, but no other family members have had a rash. The boy’s immunizations are up to date. All images courtesy of Stan L. Block, MD, FAAP. Reprinted with permission. All images courtesy of Stan L. Block, MD, FAAP. Upon physical examination, you ob- Figure 1. Maculo-papulo-vesicular crops of lesions noted only on the right arm of a 24-month-old boy. serve a cranky child who is well-nour- ished, active, and smiling. He has some Your differential diagnoses of the mild rhinorrhea, but a normal pharynx, skin lesions include: neck, lungs, heart, and abdomen. No • Insect bites other skin lesions are present on his • Early hand-foot-mouth syndrome body, including the hands and feet. • Shingles • Impetigo simplex Stan L. Block, MD, FAAP, is Professor of Clinical • Molluscum contagiosum. Pediatrics, University of Louisville, and University of Kentucky, Lexington, KY; President, Kentucky Pedi- Case #2 atric and Adult Research Inc.; and general pediatri- An 18-month-old white female pres- cian, Bardstown, KY.
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